Abraham, H. J. (1973). World problems in the classroom: A teacher's guide to some United Nations tasks. Unesco.
Chicago Style (17th ed.) CitationAbraham, Herbert J. World Problems in the Classroom: A Teacher's Guide to Some United Nations Tasks. Paris: Unesco, 1973.
MLA (9th ed.) CitationAbraham, Herbert J. World Problems in the Classroom: A Teacher's Guide to Some United Nations Tasks. Unesco, 1973.
Warning: These citations may not always be 100% accurate.